Knowledge base for software setup, errors, and daily tool work.

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Reset Microsoft Teams Without Losing Data

If Microsoft Teams is acting up—slow, crashing, or showing weird behavior—you might think a full ...

Docker Compose Network Setup Checklist

When you run docker-compose up and services can't talk to each other, the network se...

Fix Microsoft Teams Black Screen on Login: Step-by-Step

When you launch Microsoft Teams and see only a black screen after signing in, the app is likely s...

How to Fix Windows Update Error 0x8024402c During Setup

You're trying to install a Windows feature update or run Windows Update during setup, and you see...

Fix Windows Update Service Stuck on Starting Repair

You restart your PC after a Windows Update failure, and the screen says 'Starting repair' — but i...